#51BC56#51BC56

#51BC56 is a light, vivid green. Relative luminance 0.384; OKLCH L 70.9% C 0.172 H 144.3°. Best body text is #000000 at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#51BC56
RGB	rgb(81, 188, 86)
HSL	hsl(123, 44%, 53%)
HSV	hsv(123, 57%, 74%)
CMYK	cmyk(56.9%, 0%, 54.3%, 26.3%)
CIE-LAB	lab(68.30, -51.55, 42.07)
CIE-LCH	lch(68.30, 66.54, 140.79°)
OKLab	oklab(70.94% -0.1399 0.1005)
OKLCH	oklch(70.94% 0.172 144.3)
XYZ	xyz(23.0550, 38.3856, 14.9965)
Luminance	0.3839 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BC56 #BC51B7

analogous

#81BC51 #51BC56 #51BC8C

triadic

#51BC56 #5651BC #BC5651

tetradic

#51BC56 #5181BC #BC51B7 #BC8C51

square

#51BC56 #5181BC #BC51B7 #BC8C51

split-complementary

#51BC56 #8C51BC #BC5181

monochromatic

#296A2C #3A963E #51BC56 #7DCD81 #A9DEAC

Accessibility & contrast

On white

2.42

#51BC56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.68

#51BC56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BC56

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BC56	#FFFFFF	#000000	##000000
##51BC56	1.00	2.42	8.68	8.68
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.68	21.00	1.00	1.00
##000000	8.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAC4D

Deuteranopia (green-blind)

#B1A35E

Tritanopia (blue-blind)

#3EB7A5

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #51bc56;
/* rgb */ color: rgb(81, 188, 86);
/* oklch */ color: oklch(70.9% 0.172 144.3);

Tailwind

colors: {
  custom: {
    50: '#8cd188',
    500: '#51bc56',
    950: '#000000',
  },
}

SCSS

$custom: #51bc56;
$custom-light: #8cd188;
$custom-dark: #000000;

JSON

{
  "hex": "#51bc56",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 86
  },
  "hsl": {
    "h": 122.804,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.70939,
    "c": 0.17227,
    "h": 144.3
  },
  "luminance": 0.38388
}

Semantic roles & 50–950 ramp

primary

#51BC56

secondary

#CC9DC9

accent

#54CED4

background

#F9FCF8

surface

#F1F9F0

border

#CBD2CB

text

#0D140B

muted

#7E827C

Preview Lab

Preview with #51BC56

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →